APA-ийн эшлэл(7 дахь хэвлэлт)

Hill, W. E. (2010). The Pony Express trail: Yesterday and today. Caxton Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Hill, William E. The Pony Express Trail: Yesterday and Today. Caldwell, Idaho: Caxton Press, 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Hill, William E. The Pony Express Trail: Yesterday and Today. Caxton Press, 2010.